Otto No Tamenara. -junpuumanpanna Toyomitsu Tsu... [best]

These appear to be character names. "Tsuda" is a common surname in manga, such as the character Tsuda in romance stories like Endou-kun no Kansatsu Nikki . Notable Related Works

Sacrificial Eroticism and the Matron Archetype: A Critical Analysis of Otto no Tamenara and the Works of Ken Hayamoto Otto no Tamenara. -Junpuumanpanna Toyomitsu Tsu...